Reinforced rapid exchange balloon catheter
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United States of America Patent
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Feb 20, 2001
Grant Date -
N/A
app pub date -
May 20, 1997
filing date -
Feb 24, 1995
priority date (Note) -
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Abstract
The invention is a dilation catheter which comprises an elongated catheter shaft, a guide wire tube, and an angioplasty balloon. The distal end of the balloon is attached to the distal portion of the guide wire tube, and the proximal portion of the balloon is attached to the distal portion of the catheter shaft. A stiffening wire is attached to the inner wall of the catheter shaft at a plurality of points along its length. The distal extremity of the guide wire tube is decreased in size relative to the proximal portion of the guide wire tube. A fluid is contained within the guide wire lumen.
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